[ONOS-7902] Add default implementation of k8s node with unit tests

Change-Id: I283967ae14dc7f38e749d7407e4bec698536c18b
diff --git a/apps/k8s-node/app/src/test/resources/org/onosproject/k8snode/codec/K8sMinionNode.json b/apps/k8s-node/app/src/test/resources/org/onosproject/k8snode/codec/K8sMinionNode.json
new file mode 100644
index 0000000..a6760f5
--- /dev/null
+++ b/apps/k8s-node/app/src/test/resources/org/onosproject/k8snode/codec/K8sMinionNode.json
@@ -0,0 +1,7 @@
+{
+  "hostname": "minion",
+  "type": "MINION",
+  "managementIp": "172.16.130.4",
+  "dataIp": "172.16.130.4",
+  "integrationBridge": "of:00000000000000a1"
+}
\ No newline at end of file